Table 3.

Complications with MIGS vs complications with tube vs trab vs nonpenetrating deep sclerectomy (NPDS)

	Trab	Baerveldt	AGV	NPDS	MIGS
Hyphema	17.2%20	5%21	18.3%20	7.4%22	24.3% with Xen23
					0.02% for iStent24,25
					19.04% for Hydrus26
					2.7% for Cypass27
Hypotony	31%28	13%28,29	2%29	9.9%22	13.8% with Cypass30
	39.3%20				15.3% with Xen31
					13% with InnFocus17
Shallow anterior chamber	11.8%20	3%21	11.11%20	8.9%22	0–2.3%33
Choroidal detachment	3.2–10.75%34	3%21	12%32	8.6%22	15.3% with Xen31
Progressive cataract	35%35	8%29	8%29	6.6%22	12.2% with Cypass36
					11.1% with iStent37
Loss of light perception	2%28	4%28	12%29
Bleb leak	6.7%20
Stent malpositioning					12.2% with Xen23
Stent obstruction					4% with iStent38
					2.4–5.4% with Cypass27,30
					4.3% with InnFocus17
Resurgery rates	7–28%32,39 in 5 year period	5.4–17%20,40 in 5 years	17–40%,29,32 in 5 years	3.7–5.4%41,42 after 1–3 years	7.4% with iStent31
					14.1% with Xen43 after 12 months of surgery
					4.3% with InnFocus at 3 years17